If you discover a rare coin at a flea market, resist the urge to show excitement. Keep calm and discreet to avoid drawing attention.
Examine the coin carefully without making it obvious. Look for any unique markings, dates, or symbols that could indicate its value and origin.
Consider seeking advice from a professional coin dealer or appraiser. They can help determine the rarity and authenticity of the coin.
Avoid cleaning or polishing the coin as this could potentially decrease its value. Preserve its current condition until you get an expert opinion.
Research online or visit a library to learn more about rare coins. Understanding the market and historical context can guide your next steps.
Remember to keep the coin in a safe place while you gather information and decide what to do next. It's essential to protect your valuable find.